Malware Analysis Report

2025-01-22 12:17

Sample ID 240624-z8mqpssfph
Target 42be2ae47a252513b12bff87a667b043c13ee890d701db5bece49c91ac3621fe
SHA256 42be2ae47a252513b12bff87a667b043c13ee890d701db5bece49c91ac3621fe
Tags
macro
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

42be2ae47a252513b12bff87a667b043c13ee890d701db5bece49c91ac3621fe

Threat Level: Likely malicious

The file 42be2ae47a252513b12bff87a667b043c13ee890d701db5bece49c91ac3621fe was found to be: Likely malicious.

Malicious Activity Summary

macro

Suspicious Office macro

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-24 21:23

Signatures

Suspicious Office macro

macro
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-24 21:23

Reported

2024-06-24 21:24

Platform

win7-20240611-en

Max time kernel

32s

Max time network

19s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\42be2ae47a252513b12bff87a667b043c13ee890d701db5bece49c91ac3621fe.xlsm

Signatures

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Processes

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\42be2ae47a252513b12bff87a667b043c13ee890d701db5bece49c91ac3621fe.xlsm

Network

Country Destination Domain Proto
US 8.8.8.8:53 docs.google.com udp
GB 142.250.200.14:443 docs.google.com tcp
US 8.8.8.8:53 www.dropbox.com udp
GB 162.125.64.18:443 www.dropbox.com tcp
GB 162.125.64.18:443 www.dropbox.com tcp

Files

memory/1808-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1808-1-0x0000000072CCD000-0x0000000072CD8000-memory.dmp

memory/1808-26-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

memory/1808-65-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

memory/1808-52-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

memory/1808-51-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

memory/1808-66-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

memory/1808-67-0x0000000072CCD000-0x0000000072CD8000-memory.dmp

memory/1808-68-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

memory/1808-69-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

memory/1808-70-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

memory/1808-71-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

memory/1808-72-0x0000000005BD0000-0x0000000005CD0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-24 21:23

Reported

2024-06-24 21:24

Platform

win10v2004-20240611-en

Max time kernel

36s

Max time network

37s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\42be2ae47a252513b12bff87a667b043c13ee890d701db5bece49c91ac3621fe.xlsm"

Signatures

Process spawned suspicious child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Windows\system32\dwwin.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\system32\dwwin.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\system32\dwwin.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Windows\system32\dwwin.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Windows\system32\dwwin.exe N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Processes

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\42be2ae47a252513b12bff87a667b043c13ee890d701db5bece49c91ac3621fe.xlsm"

C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE

"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 3984

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 3984

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 243.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

memory/5032-0-0x00007FF7E9C70000-0x00007FF7E9C80000-memory.dmp

memory/5032-1-0x00007FF829C8D000-0x00007FF829C8E000-memory.dmp

memory/5032-4-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-3-0x00007FF7E9C70000-0x00007FF7E9C80000-memory.dmp

memory/5032-6-0x00007FF7E9C70000-0x00007FF7E9C80000-memory.dmp

memory/5032-5-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-7-0x00007FF7E9C70000-0x00007FF7E9C80000-memory.dmp

memory/5032-2-0x00007FF7E9C70000-0x00007FF7E9C80000-memory.dmp

memory/5032-8-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-9-0x00007FF7E76F0000-0x00007FF7E7700000-memory.dmp

memory/5032-11-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-13-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-14-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-17-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-16-0x00007FF7E76F0000-0x00007FF7E7700000-memory.dmp

memory/5032-18-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-12-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-15-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/5032-10-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp

memory/440-58-0x00007FF7E9C70000-0x00007FF7E9C80000-memory.dmp

memory/440-61-0x00007FF7E9C70000-0x00007FF7E9C80000-memory.dmp

memory/440-60-0x00007FF7E9C70000-0x00007FF7E9C80000-memory.dmp

memory/440-59-0x00007FF7E9C70000-0x00007FF7E9C80000-memory.dmp

memory/5032-62-0x00007FF829BF0000-0x00007FF829DE5000-memory.dmp